XML 40 R33.htm IDEA: XBRL DOCUMENT v3.25.2
Organization and Operations - Additional Information (Detail)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 9 Months Ended
Jul. 01, 2025
USD ($)
Apr. 04, 2025
USD ($)
$ / shares
shares
Apr. 03, 2025
USD ($)
Engine
Apr. 01, 2025
USD ($)
AirCraft
Mar. 18, 2025
Dec. 23, 2024
Jan. 13, 2023
shares
Jan. 31, 2024
AirCraft
Jun. 30, 2025
USD ($)
DailyDeparture
State
$ / shares
shares
Mar. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Jun. 30, 2024
USD ($)
Mar. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Jun. 30, 2025
USD ($)
DailyDeparture
AirCraft
State
City
$ / shares
shares
Jun. 30, 2024
USD ($)
Sep. 30, 2024
USD ($)
$ / shares
shares
Dec. 27, 2022
USD ($)
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Number of states in which entity operates | State                 31           31      
Number of cities in which entity operates | City                             79      
Number of daily departures | DailyDeparture                 254           254      
Common stock, no par value | $ / shares                 $ 0           $ 0   $ 0  
Increase in block hour rate percentage   3.00%                                
Net loss                 $ 20,856 $ (58,631) $ (114,558) $ (19,908) $ 11,660 $ (57,850) $ (152,332) $ (66,097)    
Current portion of long-term debt                 84,725           84,725   $ 50,455  
Long-term debt                 84,700           $ 84,700      
Impairment loss                 $ 100                  
Consideration For Amended Description                             Additionally, in January 2023, in consideration for entering in the Amended and Restated United CPA and providing the revolving line of credit, discussed in Note 8, the Company (i) granted United the right to designate one individual to the Company's board of directors (the "United Designee"), which occurred effective May 2, 2023 with the appointment of Jonathan Ireland and (ii) issued to United 4,042,061 shares of the Company’s common stock equal to approximately 10% of the Company’s issued and outstanding capital stock on such date (the "United Shares"). United's board designee rights will terminate at such time as United's equity ownership in the Company falls below five percent (5%) of the Company's issued and outstanding stock      
United capacity purchase agreement termination notice period                             30 days      
Common stock, shares issued | shares                 41,861,544           41,861,544   41,331,719  
Purcahse of aircraft                             $ 5,411 $ 16,908    
Merger Agreement with Republic Airways Holdings, Inc. [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Common stock , par value | $ / shares   $ 0.001                                
Right to receive shares of common stock | shares   584.9                                
Common stock, no par value | $ / shares   $ 0                                
Termination fee   $ 1,500                                
Percentage of shares issues at closing of merger   6.00%                                
Decrease in Scheduled Flying Activity [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Net loss                             152,300      
United Revolving Credit Facility [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Revolving loan                 $ 10,500           $ 10,500      
United Capacity Purchase Agreement [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Reimbursement of transition expenses       $ 14,000                            
United Capacity Purchase Agreement [Member] | Maximum [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Number of aircrafts operated | AirCraft                             60      
United Capacity Purchase Agreement [Member] | Revolving Credit Facility [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Revolving loan                                   $ 10,500
United Capacity Purchase Agreement [Member] | United [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Common stock issued equivalent percentage of issued and outstanding capital stock             10.00%                      
Common stock, shares issued | shares             4,042,061                      
E-175 Aircraft [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Number of aircrafts operated | AirCraft                             60      
Net loss                             $ (54,400)      
Number of aircraft sold | AirCraft                             18      
E-175 Aircraft [Member] | Decrease in Scheduled Flying Activity [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Number of aircraft sold | AirCraft                             18      
Impairment loss                             $ 111,800      
E-175 Aircraft [Member] | United Capacity Purchase Agreement [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Number of aircrafts operated | AirCraft                             60      
E-175 Aircraft [Member] | United Capacity Purchase Agreement [Member] | United [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Notice period for termination of agreement                             United, subject to certain conditions, including the payment of certain costs tied to aircraft type, to terminate the agreement in its discretion, or remove aircraft from service, by giving us notice of 90 days or more      
E-175 Aircraft [Member] | United Capacity Purchase Agreement [Member] | United [Member] | Minimum [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Lease expiration year                             2026      
E-175 Aircraft [Member] | United Capacity Purchase Agreement [Member] | United [Member] | Maximum [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Lease expiration year                             2028      
E175LL Aircraft [Member] | United Capacity Purchase Agreement [Member] | United [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Notice period for termination of agreement                             United, subject to certain conditions, including the payment of certain costs tied to aircraft type, may terminate the agreement in its discretion, or remove E-175 aircraft from service, by giving us notice of 90 days or more      
CRJ-900 and E-175 Aircraft [Member] | United Capacity Purchase Agreement [Member] | United [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Number of combined fleet | AirCraft       60                            
CRJ-900 Covered Aircraft [Member] | United Capacity Purchase Agreement [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Number of aircrafts to be removed | AirCraft               8                    
UST Loan [Member] | Minimum [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Minimum collateral coverage ratio         91 99                        
UST Loan [Member] | Subsequent Event [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Gross proceeds from sale of asset $ 11,700                                  
UST Loan [Member] | CF34-8C Engines [Member] | Purchase agreement [Member]                                    
Organization Consolidation And Presentation Of Financial Statements [Line Items]                                    
Number of aircraft classified as assets held for sale | Engine     23                              
Expected gross proceeds from sale of asset     $ 16,300